diff --git a/Consul.Test/CoordinateTest.cs b/Consul.Test/CoordinateTest.cs
index 3793c0177..aa33a6326 100644
--- a/Consul.Test/CoordinateTest.cs
+++ b/Consul.Test/CoordinateTest.cs
@@ -18,6 +18,7 @@
 // -----------------------------------------------------------------------
 
 using System;
+using System.Net;
 using System.Threading.Tasks;
 using Xunit;
 
@@ -73,5 +74,46 @@ public async Task Coordinate_GetNode()
             Assert.IsType<CoordinateEntry[]>(nodeDetails);
             Assert.NotEmpty(nodeDetails);
         }
+
+        [Fact]
+        public async Task Coordinate_Update()
+        {
+            var nodeName = "foo-update-lan";
+            var registration = new CatalogRegistration
+            {
+                Node = nodeName,
+                Address = "1.1.1.1"
+            };
+            var register = await _client.Catalog.Register(registration);
+            var nodeResult = await _client.Catalog.Node(nodeName);
+            Assert.Equal(HttpStatusCode.OK, nodeResult.StatusCode);
+
+            var coord = new CoordinateEntry
+            {
+                Node = nodeName,
+                Coord = new SerfCoordinate
+                {
+                    Error = 1.5,
+                    Height = 0.5,
+                    Adjustment = 0.0,
+                    Vec = { 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 },
+                }
+            };
+
+            var response = await _client.Coordinate.Update(coord);
+            Assert.Equal(HttpStatusCode.OK, response.StatusCode);
+
+            var q = new QueryOptions { WaitIndex = nodeResult.LastIndex, };
+            var newCoordResult = await _client.Coordinate.Node(nodeName, q);
+            Assert.Equal(HttpStatusCode.OK, response.StatusCode);
+            Assert.NotNull(newCoordResult.Response);
+
+            var newCoord = newCoordResult.Response[0];
+            Assert.Equal(coord.Coord.Vec.Count, newCoord.Coord.Vec.Count);
+            Assert.Equal(coord.Node, newCoord.Node);
+            Assert.True(Math.Abs(coord.Coord.Height - newCoord.Coord.Height) <= 0.00001);
+            Assert.True(Math.Abs(coord.Coord.Adjustment - newCoord.Coord.Adjustment) <= 0.00001);
+            Assert.True(Math.Abs(coord.Coord.Error - newCoord.Coord.Error) <= 0.00001);
+        }
     }
 }
diff --git a/Consul/Coordinate.cs b/Consul/Coordinate.cs
index 76b527968..ea70009e4 100644
--- a/Consul/Coordinate.cs
+++ b/Consul/Coordinate.cs
@@ -26,6 +26,7 @@ namespace Consul
     public class CoordinateEntry
     {
         public string Node { get; set; }
+        public string Segment { get; set; }
         public SerfCoordinate Coord { get; set; }
     }
 
@@ -105,6 +106,29 @@ public Task<QueryResult<CoordinateEntry[]>> Node(string node, CancellationToken
         {
             return Node(node, QueryOptions.Default, ct);
         }
+
+        /// <summary>
+        /// Updates the LAN network coordinates for a node in a given datacenter.
+        /// </summary>
+        /// <param name="entry">The coordinate entry to update</param>
+        /// <param name="q">Customized write options</param>
+        /// <param name="ct">Cancellation Token</param>
+        /// <returns>An empty write result</returns>
+        public Task<WriteResult> Update(CoordinateEntry entry, WriteOptions q, CancellationToken ct = default)
+        {
+            return _client.Put("/v1/coordinate/update", entry, q).Execute(ct);
+        }
+
+        /// <summary>
+        /// Updates the LAN network coordinates for a node in a given datacenter.
+        /// </summary>
+        /// <param name="entry">The coordinate entry to update</param>
+        /// <param name="ct">Cancellation Token</param>
+        /// <returns>An empty write result</returns>
+        public Task<WriteResult> Update(CoordinateEntry entry, CancellationToken ct = default)
+        {
+            return Update(entry, WriteOptions.Default, ct);
+        }
     }
 
     public partial class ConsulClient : IConsulClient
diff --git a/Consul/Interfaces/ICoordinateEndpoint.cs b/Consul/Interfaces/ICoordinateEndpoint.cs
index f82dc4b81..6465c38d1 100644
--- a/Consul/Interfaces/ICoordinateEndpoint.cs
+++ b/Consul/Interfaces/ICoordinateEndpoint.cs
@@ -32,5 +32,7 @@ public interface ICoordinateEndpoint
         Task<QueryResult<CoordinateEntry[]>> Node(string node, QueryOptions q, CancellationToken ct = default);
         Task<QueryResult<CoordinateEntry[]>> Node(string node, CancellationToken ct = default);
         Task<QueryResult<CoordinateEntry[]>> Nodes(QueryOptions q, CancellationToken ct = default);
+        Task<WriteResult> Update(CoordinateEntry entry, WriteOptions q, CancellationToken ct = default);
+        Task<WriteResult> Update(CoordinateEntry entry, CancellationToken ct = default);
     }
 }